[compiler] Speculate a little more in SpeculativeShiftRightLogical.

test/mjsunit/compiler/shift-shr.js

Index: test/mjsunit/compiler/shift-shr.js
diff --git a/test/mjsunit/compiler/shift-shr.js b/test/mjsunit/compiler/shift-shr.js
index 52cd370e427161d1bce33431647245c12300ad25..c52ad43ac5115e58dfdc2e637da369584cd67f58 100644
--- a/test/mjsunit/compiler/shift-shr.js
+++ b/test/mjsunit/compiler/shift-shr.js
@@ -24,3 +24,32 @@ assertEquals(0, test_shr(1));
 for (var i = 5; i >= -5; i--) {
   assertEquals(0, test_shr(i));
 }
+
+
+(function () {
+  function foo(x, b, array) {
+    var y;
+    x = x >>> 0;
+    b ? (y = x | 0) : (y = x);
+    return array[y];
+  }
+
+  foo(111, true, new Array(42));
+  foo(111, true, new Array(42));
+  %OptimizeFunctionOnNextCall(foo);
+  foo(-111, true, new Array(42));
+})();
+
+(function () {
+  function foo(x, b, array) {
+    var y;
+    x = x >>> 0;
+    b ? (y = x | 0) : (y = x);
+    return array[y];
+  }
+
+  foo(111, true, new Array(42));
+  foo(111, true, new Array(42));
+  %OptimizeFunctionOnNextCall(foo);
+  foo(111, true, new Array(42));
+})();